TY - JOUR T1 - The Absorption Spectra of the Alkaloids JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 176 SP - 471 EP - 521 PY - 1885/01/01/ UR - http://dx.doi.org/10.1098/rstl.1885.0009 M3 - doi:10.1098/rstl.1885.0009 AU - Hartley, W. ER -